- verb (used without object): the sound made when the skin on your leg sticks to the side of your sex parter's body -- usually there is a great deal of humidity or sweating involved.
I was rocking the reverse cowgirl something awesome until my thigh swelched against him. It kinda killed the action, but only for a second.
by fungiblegoods August 03, 2010
A verb used to describe an instance of terrible pun usage.
"Oh, man, that was a terrible pun. He really swelched you that time."
by MHL April 29, 2008

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